x = int(input())
cnt = 6
while True:
    if x < cnt*100:
        break
    cnt += 2
print(int(11 - cnt / 2)) x = int(input()) x int(input()) int input() input cnt = 6 cnt 6 while True:
    if x < cnt*100:
        break
    cnt += 2 True if x < cnt*100:
        break
     x < cnt*100 x cnt*100 cnt 100 break cnt += 2 cnt 2 print(int(11 - cnt / 2)) print int(11 - cnt / 2) int 11 - cnt / 2 11 cnt / 2 cnt 2 cnt += 2 2 cnt x = int(input()) int(input()) x cnt = 6 6 cnt
x = int(input())
cnt = 6
while True:
    if x < cnt*100:
        break
    cnt += 2
print(int(11 - cnt / 2))